APA

Amundsen F., Sövik Ö., . (1995). Classification des tunnels, directive et experiences existantes, recommandations / Classification of tunnels, existing guidelines and experiences, recommendations. La Defense: PIARC.

Chicago

Amundsen FH, Sövik ÖL, . 1995. Classification des tunnels, directive et experiences existantes, recommandations / Classification of tunnels, existing guidelines and experiences, recommendations. La Defense: PIARC.

Harvard

Amundsen F., Sövik Ö., . (1995). Classification des tunnels, directive et experiences existantes, recommandations / Classification of tunnels, existing guidelines and experiences, recommendations. La Defense: PIARC.

MLA

Amundsen FH, Sövik ÖL, . Classification des tunnels, directive et experiences existantes, recommandations / Classification of tunnels, existing guidelines and experiences, recommendations. La Defense: PIARC. 1995.